Solve for y
y=-15s\left(1-2s\right)\left(s^{2}+25\right)
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y=\left(-125-5s^{2}\right)\left(-6s^{2}+3s\right)
Calculate 5 to the power of 3 and get 125.
y=750s^{2}-375s+30s^{4}-15s^{3}
Use the distributive property to multiply -125-5s^{2} by -6s^{2}+3s.
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